66419794

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21863}}^1$

素因数の和:21910

約数の個数: 24

約数和(自身を含む): 119639808

約数和(自身を除く): 53220014

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 21863, 43726, 153041, 306082, 677753, 1071287, 1355506, 2142574, 4744271, 9488542, 33209897, 66419794]

約数ペア:

[(1, 66419794), (2, 33209897), (7, 9488542), (14, 4744271), (31, 2142574), (49, 1355506), (62, 1071287), (98, 677753), (217, 306082), (434, 153041), (1519, 43726), (3038, 21863)]